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What does it mean by select 1 from table?
...e 2. (This is a contrived example, obviously, but I believe it conveys the idea. Personally, I would probably do the above as SELECT * FROM TABLE1 T1 WHERE ID IN (SELECT ID FROM TABLE2); as I view that as FAR more explicit to the reader unless there were a circumstantially compelling reason not to)....
Avoiding if statement inside a for loop?
... a functor. It gets inlined at compile-time, no performance penalty.
The idea of passing in what varies is ubiquitous in the C++ Standard Library. It is called the strategy pattern.
If you are allowed to use C++11, you can do something like this:
#include <iostream>
#include <set>
#i...
How to check if one of the following items is in a list?
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The intersection idea gave me this idea. return len(set(a).intersection(set(b)))
– Deon
Apr 11 '09 at 16:07
14
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Is there a format code shortcut for Visual Studio?
...le-line control statements (really bad description because the user has no idea what happens when you activate it^^) so the formatter always changes if(foo) bar; to if(foo) { bar; }. executing Edit.FormatSelection doesn’t change that. Might be a bug, gonna report it if I cannot find anything.
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Can we define implicit conversions of enums in c#?
...an impossibility solved by my bullet 1.?)
Kudos to Mark for the splendid idea + implementation, here's to you all:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using System.Resources;
namespace ...
How do I return early from a rake task?
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Warning: declaring methods in Rake tasks is a bad idea because they are global to all loaded Rake tasks, irrelevant of namespace. Next is used instead of break because the code in the block may be called multiple times by whatever is executing the block (think of the .each ...
Get spinner selected items text?
...ives me a value like {supliers=VITA}. but I only need the value "VITA" any ideas?
– Pedro Teran
Mar 1 '12 at 21:07
Wow...
Maximum size of an Array in Javascript
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Clever idea, but by doing this you'll potential overwrite data, confusing indexes, and possibly resulting in strange behavior.
– john ktejik
Oct 23 '14 at 2:31
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How can I use MS Visual Studio for Android Development?
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the idea is great, but current wingdb beta (2.2 bld 1010) is very buggy and often crashes in agony, trying to stay alive with some strange ways. I'm using combination of vs-androis and wingdb, but now it's really hard to debug so...
Add disabled attribute to input element using Javascript
...); as of... I don't know any more.
It's December 2013 and I really have no idea what to tell you.
First it was always .attr(), then it was always .prop(), so I came back here updated the answer and made it more accurate.
Then a year later jQuery changed their minds again and I don't even want to kee...